we test. you decide.
labdoor is a marketplace where consumers research, find and buy the best supplements. to verify the purity and potency of these products, labdoor first buys and tests actual dietary supplement samples: • we send each product to an fda-registered laboratory for detailed chemical analysis. • our scientists then collect the laboratory results and use internal algorithms to translate this data into simple grades and rankings for consumers. • find a product you love? click "buy it now" to activate in-app purchases.